Finding the Fourth Proportional to 480,494.97, 662,973.04 and 286,864.99
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Solution
The fourth proportional to 480,494.97, 662,973.04 and 286,864.99 is: 395,808.00
Step by Step Solution
- Step 1: Write the proportion equation
480,494.97 : 662,973.04 = 286,864.99 : x - Step 2: Convert to fraction form
480,494.97/662,973.04 = 286,864.99/x - Step 3: Cross multiply
480,494.97x = 662,973.04 × 286,864.99 - Step 4: Simplify right side
480,494.97x = 190,183,754,489.87 - Step 5: Solve for x
x = 190,183,754,489.87/480,494.97 - Step 6: Final answer
x = 395,808.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.